Private utilities are not liable for service during six and twelve month periods.

Miss. Code Ann. § 77-5-513
in effect
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During the periods of six (6) and twelve (12) months, respectively, as provided in Sections 77-5-501 and 77-5-503, no person, firm, association or corporation within the area or areas indicated upon said maps within which the filing corporation proposes to operate shall have the right to require any electric utility or electric light and power company to supply electric energy. No action shall be brought or maintained in any court for damages for failure to supply such electric energy within said periods of six (6) and twelve (12) months, respectively, or within a reasonable time thereafter. The provisions of this section shall not be deemed to apply to any valid and enforceable contracts in writing for electric service subsisting at the time of receipt by any party to such contracts of any notice of filing said maps and statements provided for in Section 77-5-501.

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